Split TabRestoreService into InMemoryTRS and PersistentTRS

chrome/browser/sessions/session_service.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SESSIONS_SESSION_SERVICE_H_
 #define CHROME_BROWSER_SESSIONS_SESSION_SERVICE_H_
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/time.h"
 #include "chrome/browser/defaults.h"
+#include "chrome/browser/profiles/profile_keyed_service.h"
 #include "chrome/browser/sessions/base_session_service.h"
 #include "chrome/browser/sessions/session_id.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/browser_list_observer.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/base/ui_base_types.h"
 
 class Profile;
@@ skipping 21 matching lines @@
 // illusion that app windows run in separate processes. Similar behavior occurs
 // with incognito windows.
 //
 // SessionService itself maintains a set of SessionCommands that allow
 // SessionService to rebuild the open state of the browser (as
 // SessionWindow, SessionTab and TabNavigation). The commands are periodically
 // flushed to SessionBackend and written to a file. Every so often
 // SessionService rebuilds the contents of the file from the open state
 // of the browser.
 class SessionService : public BaseSessionService,
+                       public ProfileKeyedService,
                        public content::NotificationObserver,
                        public chrome::BrowserListObserver {
   friend class SessionServiceTestHelper;
  public:
   // Used to distinguish an application window from a normal one.
   enum AppType {
     TYPE_APP,
     TYPE_NORMAL
   };
 
@@ skipping 431 matching lines @@
   const base::TimeDelta save_delay_in_hrs_;
 
   // For browser_tests, since we want to simulate the browser shutting down
   // without quitting.
   bool force_browser_not_alive_with_no_windows_;
 
   DISALLOW_COPY_AND_ASSIGN(SessionService);
 };
 
 #endif  // CHROME_BROWSER_SESSIONS_SESSION_SERVICE_H_